Finding the Third Proportional to 34,402.13 and 69,772.13

Step by Step Solution

1. Step 1: Write the proportion equation
   34,402.13 : 69,772.13 = 69,772.13 : x
2. Step 2: Convert to fraction form
   34,402.13/69,772.13 = 69,772.13/x
3. Step 3: Cross multiply
   34,402.13x = 69,772.13 × 69,772.13
4. Step 4: Simplify right side
   34,402.13x = 4,868,149,427.02
5. Step 5: Solve for x
   x = 4,868,149,427.02/34,402.13
6. Step 6: Final answer
   x = 141,507.23